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Ch.6 Human Biosphere

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Question
Answer
Practice of farming   Agriculture  
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Farming strategy in which large fields are planted with a single crop, year after year   Monoculture  
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Development of highly productive crop strains and the use of modern agricultural techniques to increase yields of food crops   Green revolution  
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Resources that can regenerate if alive or can be replenished by biochemical cycles if they are nonliving   Renewable resources  
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Resources that cannot be replenished by natural processes   No renewable resources  
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Way of using natural resources without depleting them and of providing for human needs without causing long-term environmental harm   Sustainable development  
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Wearing away of surface soil by water and wind   Soil erosion  
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A process caused by a combination of poor farming practices, overgrazing, and drought that turns productive land into desert   Desertification  
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Destruction of forests   Deforestation  
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Raising of aquatic animals for human consumption   Aquaculture  
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Mixture of chemicals that occurs as a gray-brown haze in the atmosphere   Smog  
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A harmful material that can enter the biosphere through the land, air, or water   Pollutant  
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Rain containing nitric and sulfuric acids   Acid rain  
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The sum total of the genetically based variety of all organisms in the biosphere   Biodiversity  
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Variety of habitats, communities, and ecological processes in the living world   Ecosystem diversity  
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Number of different species I the biosphere   Species diversity  
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The sum total of all the different forms of genetic information carried by all organisms   Genetic diversity  
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Occurs whena species dessapears from all or part of its range   Extinction  
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Species whose population size is declining in a way that places it in danger of extinction   Endangered species  
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Splitting of ecosystems into small fragments   Habitat fragmentation  
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Process in which concentrations of harmful substance increase in organisms at higher trophic levels Ina food chain or food web   Biological magnification  
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Plants and animals that have migrated to places where they are not native   Invasive species  
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Wise management of natural resources, including the preservation of habitats and wildlife   Conservation  
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Atmospheric layer in which ozone gas is relatively concentrated   Ozone layer  
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Increase in the average temperatures on Earth   Global warming  
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Created by: Hagi131096